Multiple Choice
For HClO2, Ka = 1.2 × 10-2. What is the pH of a solution in which [NaClO2] = 0.193 M and [HClO2] = 0.203 M?
A) 3.32
B) 0.11
C) 1.92
D) 1.94
E) 1.90
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q16: The pH of a buffer solution changes
Q17: Calculate the pH of a 1.00 L
Q18: The pH of a buffer depends mainly
Q19: Phenol red indicator changes from yellow to
Q21: What is the pH of a 0.30
Q23: In 0.100 M HC<sub>2</sub>H<sub>3</sub>O<sub>2</sub>(aq), [H<sub>3</sub>O+(aq)] = [C<sub>2</sub>H<sub>3</sub>O<sub>2</sub><sup>-</sup>(aq)]
Q24: In the titration of 50.0 mL of
Q25: A weak acid has Ka = 4.2
Q26: What mass of sodium acetate should be
Q73: Which of the following can act as